Home / 2,218,635.28-3,061,654.36-1,251,855.53

Finding the Fourth Proportional to 2,218,635.28, 3,061,654.36 and 1,251,855.53

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Solution

The fourth proportional to 2,218,635.28, 3,061,654.36 and 1,251,855.53 is: 1,727,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,635.28 : 3,061,654.36 = 1,251,855.53 : x
  2. Step 2: Convert to fraction form
    2,218,635.28/3,061,654.36 = 1,251,855.53/x
  3. Step 3: Cross multiply
    2,218,635.28x = 3,061,654.36 × 1,251,855.53
  4. Step 4: Simplify right side
    2,218,635.28x = 3,832,748,941,514.61
  5. Step 5: Solve for x
    x = 3,832,748,941,514.61/2,218,635.28
  6. Step 6: Final answer
    x = 1,727,525.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.